; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-linux -mattr=+sse2 -mcpu=nehalem | FileCheck %s --check-prefixes=SSE,SSE-LINUX
; RUN: llc < %s -mtriple=x86_64-win32 -mattr=+sse2 -mcpu=nehalem | FileCheck %s --check-prefixes=SSE,SSE-WIN
; RUN: llc < %s -mtriple=x86_64-win32 -mattr=+avx -mcpu=corei7-avx | FileCheck %s --check-prefixes=AVX,AVX1
; RUN: llc < %s -mtriple=x86_64-win32 -mattr=+avx512vl -mcpu=skx | FileCheck %s --check-prefixes=AVX,AVX512VL
define dso_local double @t1(ptr nocapture %x) nounwind readonly ssp {
; SSE-LABEL: t1:
; SSE: # %bb.0: # %entry
; SSE-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; SSE-NEXT: cvtss2sd %xmm0, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: t1:
; AVX: # %bb.0: # %entry
; AVX-NEXT: vmovss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; AVX-NEXT: vcvtss2sd %xmm0, %xmm0, %xmm0
; AVX-NEXT: retq
entry:
%0 = load float, ptr %x, align 4
%1 = fpext float %0 to double
ret double %1
}
define dso_local float @t2(ptr nocapture %x) nounwind readonly ssp optsize {
; SSE-LINUX-LABEL: t2:
; SSE-LINUX: # %bb.0: # %entry
; SSE-LINUX-NEXT: cvtsd2ss (%rdi), %xmm0
; SSE-LINUX-NEXT: retq
;
; SSE-WIN-LABEL: t2:
; SSE-WIN: # %bb.0: # %entry
; SSE-WIN-NEXT: cvtsd2ss (%rcx), %xmm0
; SSE-WIN-NEXT: retq
;
; AVX-LABEL: t2:
; AVX: # %bb.0: # %entry
; AVX-NEXT: vcvtsd2ss (%rcx), %xmm0, %xmm0
; AVX-NEXT: retq
entry:
%0 = load double, ptr %x, align 8
%1 = fptrunc double %0 to float
ret float %1
}
define dso_local float @squirtf(ptr %x) nounwind {
; SSE-LABEL: squirtf:
; SSE: # %bb.0: # %entry
; SSE-NEXT: movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; SSE-NEXT: sqrtss %xmm0, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: squirtf:
; AVX: # %bb.0: # %entry
; AVX-NEXT: vmovss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; AVX-NEXT: vsqrtss %xmm0, %xmm0, %xmm0
; AVX-NEXT: retq
entry:
%z = load float, ptr %x
%t = call float @llvm.sqrt.f32(float %z)
ret float %t
}
define dso_local double @squirt(ptr %x) nounwind {
; SSE-LABEL: squirt:
; SSE: # %bb.0: # %entry
; SSE-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
; SSE-NEXT: sqrtsd %xmm0, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: squirt:
; AVX: # %bb.0: # %entry
; AVX-NEXT: vmovsd {{.*#+}} xmm0 = mem[0],zero
; AVX-NEXT: vsqrtsd %xmm0, %xmm0, %xmm0
; AVX-NEXT: retq
entry:
%z = load double, ptr %x
%t = call double @llvm.sqrt.f64(double %z)
ret double %t
}
define dso_local float @squirtf_size(ptr %x) nounwind optsize {
; SSE-LINUX-LABEL: squirtf_size:
; SSE-LINUX: # %bb.0: # %entry
; SSE-LINUX-NEXT: sqrtss (%rdi), %xmm0
; SSE-LINUX-NEXT: retq
;
; SSE-WIN-LABEL: squirtf_size:
; SSE-WIN: # %bb.0: # %entry
; SSE-WIN-NEXT: sqrtss (%rcx), %xmm0
; SSE-WIN-NEXT: retq
;
; AVX-LABEL: squirtf_size:
; AVX: # %bb.0: # %entry
; AVX-NEXT: vsqrtss (%rcx), %xmm0, %xmm0
; AVX-NEXT: retq
entry:
%z = load float, ptr %x
%t = call float @llvm.sqrt.f32(float %z)
ret float %t
}
define dso_local double @squirt_size(ptr %x) nounwind optsize {
; SSE-LINUX-LABEL: squirt_size:
; SSE-LINUX: # %bb.0: # %entry
; SSE-LINUX-NEXT: sqrtsd (%rdi), %xmm0
; SSE-LINUX-NEXT: retq
;
; SSE-WIN-LABEL: squirt_size:
; SSE-WIN: # %bb.0: # %entry
; SSE-WIN-NEXT: sqrtsd (%rcx), %xmm0
; SSE-WIN-NEXT: retq
;
; AVX-LABEL: squirt_size:
; AVX: # %bb.0: # %entry
; AVX-NEXT: vsqrtsd (%rcx), %xmm0, %xmm0
; AVX-NEXT: retq
entry:
%z = load double, ptr %x
%t = call double @llvm.sqrt.f64(double %z)
ret double %t
}
declare float @llvm.sqrt.f32(float)
declare double @llvm.sqrt.f64(double)
; This loop contains two cvtsi2ss instructions that update the same xmm
; register. Verify that the break false dependency fix pass breaks those
; dependencies by inserting xorps instructions.
;
define dso_local float @loopdep1(i32 %m) nounwind uwtable readnone ssp {
; SSE-LINUX-LABEL: loopdep1:
; SSE-LINUX: # %bb.0: # %entry
; SSE-LINUX-NEXT: testl %edi, %edi
; SSE-LINUX-NEXT: je .LBB6_1
; SSE-LINUX-NEXT: # %bb.2: # %for.body.preheader
; SSE-LINUX-NEXT: movl $1, %eax
; SSE-LINUX-NEXT: xorps %xmm0, %xmm0
; SSE-LINUX-NEXT: xorps %xmm1, %xmm1
; SSE-LINUX-NEXT: .p2align 4
; SSE-LINUX-NEXT: .LBB6_3: # %for.body
; SSE-LINUX-NEXT: # =>This Inner Loop Header: Depth=1
; SSE-LINUX-NEXT: xorps %xmm2, %xmm2
; SSE-LINUX-NEXT: cvtsi2ss %eax, %xmm2
; SSE-LINUX-NEXT: xorps %xmm3, %xmm3
; SSE-LINUX-NEXT: cvtsi2ss %edi, %xmm3
; SSE-LINUX-NEXT: addss %xmm2, %xmm0
; SSE-LINUX-NEXT: addss %xmm3, %xmm1
; SSE-LINUX-NEXT: incl %eax
; SSE-LINUX-NEXT: decl %edi
; SSE-LINUX-NEXT: jne .LBB6_3
; SSE-LINUX-NEXT: # %bb.4: # %for.end
; SSE-LINUX-NEXT: subss %xmm1, %xmm0
; SSE-LINUX-NEXT: retq
; SSE-LINUX-NEXT: .LBB6_1:
; SSE-LINUX-NEXT: xorps %xmm0, %xmm0
; SSE-LINUX-NEXT: xorps %xmm1, %xmm1
; SSE-LINUX-NEXT: subss %xmm1, %xmm0
; SSE-LINUX-NEXT: retq
;
; SSE-WIN-LABEL: loopdep1:
; SSE-WIN: # %bb.0: # %entry
; SSE-WIN-NEXT: testl %ecx, %ecx
; SSE-WIN-NEXT: je .LBB6_1
; SSE-WIN-NEXT: # %bb.2: # %for.body.preheader
; SSE-WIN-NEXT: movl $1, %eax
; SSE-WIN-NEXT: xorps %xmm0, %xmm0
; SSE-WIN-NEXT: xorps %xmm1, %xmm1
; SSE-WIN-NEXT: .p2align 4
; SSE-WIN-NEXT: .LBB6_3: # %for.body
; SSE-WIN-NEXT: # =>This Inner Loop Header: Depth=1
; SSE-WIN-NEXT: xorps %xmm2, %xmm2
; SSE-WIN-NEXT: cvtsi2ss %eax, %xmm2
; SSE-WIN-NEXT: xorps %xmm3, %xmm3
; SSE-WIN-NEXT: cvtsi2ss %ecx, %xmm3
; SSE-WIN-NEXT: addss %xmm2, %xmm0
; SSE-WIN-NEXT: addss %xmm3, %xmm1
; SSE-WIN-NEXT: incl %eax
; SSE-WIN-NEXT: decl %ecx
; SSE-WIN-NEXT: jne .LBB6_3
; SSE-WIN-NEXT: # %bb.4: # %for.end
; SSE-WIN-NEXT: subss %xmm1, %xmm0
; SSE-WIN-NEXT: retq
; SSE-WIN-NEXT: .LBB6_1:
; SSE-WIN-NEXT: xorps %xmm0, %xmm0
; SSE-WIN-NEXT: xorps %xmm1, %xmm1
; SSE-WIN-NEXT: subss %xmm1, %xmm0
; SSE-WIN-NEXT: retq
;
; AVX1-LABEL: loopdep1:
; AVX1: # %bb.0: # %entry
; AVX1-NEXT: testl %ecx, %ecx
; AVX1-NEXT: je .LBB6_1
; AVX1-NEXT: # %bb.2: # %for.body.preheader
; AVX1-NEXT: movl $1, %eax
; AVX1-NEXT: vxorps %xmm0, %xmm0, %xmm0
; AVX1-NEXT: vxorps %xmm1, %xmm1, %xmm1
; AVX1-NEXT: .p2align 4
; AVX1-NEXT: .LBB6_3: # %for.body
; AVX1-NEXT: # =>This Inner Loop Header: Depth=1
; AVX1-NEXT: vcvtsi2ss %eax, %xmm4, %xmm2
; AVX1-NEXT: vcvtsi2ss %ecx, %xmm4, %xmm3
; AVX1-NEXT: vaddss %xmm2, %xmm0, %xmm0
; AVX1-NEXT: vaddss %xmm3, %xmm1, %xmm1
; AVX1-NEXT: incl %eax
; AVX1-NEXT: decl %ecx
; AVX1-NEXT: jne .LBB6_3
; AVX1-NEXT: # %bb.4: # %for.end
; AVX1-NEXT: vsubss %xmm1, %xmm0, %xmm0
; AVX1-NEXT: retq
; AVX1-NEXT: .LBB6_1:
; AVX1-NEXT: vxorps %xmm0, %xmm0, %xmm0
; AVX1-NEXT: vxorps %xmm1, %xmm1, %xmm1
; AVX1-NEXT: vsubss %xmm1, %xmm0, %xmm0
; AVX1-NEXT: retq
;
; AVX512VL-LABEL: loopdep1:
; AVX512VL: # %bb.0: # %entry
; AVX512VL-NEXT: testl %ecx, %ecx
; AVX512VL-NEXT: je .LBB6_1
; AVX512VL-NEXT: # %bb.2: # %for.body.preheader
; AVX512VL-NEXT: movl $1, %eax
; AVX512VL-NEXT: vxorps %xmm0, %xmm0, %xmm0
; AVX512VL-NEXT: vxorps %xmm1, %xmm1, %xmm1
; AVX512VL-NEXT: .p2align 4
; AVX512VL-NEXT: .LBB6_3: # %for.body
; AVX512VL-NEXT: # =>This Inner Loop Header: Depth=1
; AVX512VL-NEXT: vcvtsi2ss %eax, %xmm3, %xmm2
; AVX512VL-NEXT: vaddss %xmm2, %xmm0, %xmm0
; AVX512VL-NEXT: vcvtsi2ss %ecx, %xmm3, %xmm2
; AVX512VL-NEXT: vaddss %xmm2, %xmm1, %xmm1
; AVX512VL-NEXT: incl %eax
; AVX512VL-NEXT: decl %ecx
; AVX512VL-NEXT: jne .LBB6_3
; AVX512VL-NEXT: # %bb.4: # %for.end
; AVX512VL-NEXT: vsubss %xmm1, %xmm0, %xmm0
; AVX512VL-NEXT: retq
; AVX512VL-NEXT: .LBB6_1:
; AVX512VL-NEXT: vxorps %xmm0, %xmm0, %xmm0
; AVX512VL-NEXT: vxorps %xmm1, %xmm1, %xmm1
; AVX512VL-NEXT: vsubss %xmm1, %xmm0, %xmm0
; AVX512VL-NEXT: retq
entry:
%tobool3 = icmp eq i32 %m, 0
br i1 %tobool3, label %for.end, label %for.body
for.body: ; preds = %entry, %for.body
%m.addr.07 = phi i32 [ %dec, %for.body ], [ %m, %entry ]
%s1.06 = phi float [ %add, %for.body ], [ 0.000000e+00, %entry ]
%s2.05 = phi float [ %add2, %for.body ], [ 0.000000e+00, %entry ]
%n.04 = phi i32 [ %inc, %for.body ], [ 1, %entry ]
%conv = sitofp i32 %n.04 to float
%add = fadd float %s1.06, %conv
%conv1 = sitofp i32 %m.addr.07 to float
%add2 = fadd float %s2.05, %conv1
%inc = add nsw i32 %n.04, 1
%dec = add nsw i32 %m.addr.07, -1
%tobool = icmp eq i32 %dec, 0
br i1 %tobool, label %for.end, label %for.body
for.end: ; preds = %for.body, %entry
%s1.0.lcssa = phi float [ 0.000000e+00, %entry ], [ %add, %for.body ]
%s2.0.lcssa = phi float [ 0.000000e+00, %entry ], [ %add2, %for.body ]
%sub = fsub float %s1.0.lcssa, %s2.0.lcssa
ret float %sub
}
; rdar:15221834 False AVX register dependencies cause 5x slowdown on
; flops-6. Make sure the unused register read by vcvtsi2sd is zeroed
; to avoid cyclic dependence on a write to the same register in a
; previous iteration.
define i64 @loopdep2(ptr nocapture %x, ptr nocapture %y) nounwind {
; SSE-LINUX-LABEL: loopdep2:
; SSE-LINUX: # %bb.0: # %entry
; SSE-LINUX-NEXT: movq (%rdi), %rax
; SSE-LINUX-NEXT: movl $1, %ecx
; SSE-LINUX-NEXT: .p2align 4
; SSE-LINUX-NEXT: .LBB7_1: # %loop
; SSE-LINUX-NEXT: # =>This Inner Loop Header: Depth=1
; SSE-LINUX-NEXT: xorps %xmm0, %xmm0
; SSE-LINUX-NEXT: cvtsi2sd %rcx, %xmm0
; SSE-LINUX-NEXT: movsd %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: movsd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 8-byte Reload
; SSE-LINUX-NEXT: # xmm0 = mem[0],zero
; SSE-LINUX-NEXT: addsd (%rsi), %xmm0
; SSE-LINUX-NEXT: cvttsd2si %xmm0, %rdx
; SSE-LINUX-NEXT: addq %rdx, %rax
; SSE-LINUX-NEXT: incq %rcx
; SSE-LINUX-NEXT: cmpq $156250000, %rcx # imm = 0x9502F90
; SSE-LINUX-NEXT: jne .LBB7_1
; SSE-LINUX-NEXT: # %bb.2: # %ret
; SSE-LINUX-NEXT: retq
;
; SSE-WIN-LABEL: loopdep2:
; SSE-WIN: # %bb.0: # %entry
; SSE-WIN-NEXT: subq $184, %rsp
; SSE-WIN-NEXT: movaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm8, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm7, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm6, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movq (%rcx), %rax
; SSE-WIN-NEXT: movl $1, %ecx
; SSE-WIN-NEXT: .p2align 4
; SSE-WIN-NEXT: .LBB7_1: # %loop
; SSE-WIN-NEXT: # =>This Inner Loop Header: Depth=1
; SSE-WIN-NEXT: xorps %xmm0, %xmm0
; SSE-WIN-NEXT: cvtsi2sd %rcx, %xmm0
; SSE-WIN-NEXT: movsd %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: movsd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 8-byte Reload
; SSE-WIN-NEXT: # xmm0 = mem[0],zero
; SSE-WIN-NEXT: addsd (%rdx), %xmm0
; SSE-WIN-NEXT: cvttsd2si %xmm0, %r8
; SSE-WIN-NEXT: addq %r8, %rax
; SSE-WIN-NEXT: incq %rcx
; SSE-WIN-NEXT: cmpq $156250000, %rcx # imm = 0x9502F90
; SSE-WIN-NEXT: jne .LBB7_1
; SSE-WIN-NEXT: # %bb.2: # %ret
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm6 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm7 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm8 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload
; SSE-WIN-NEXT: addq $184, %rsp
; SSE-WIN-NEXT: retq
;
; AVX-LABEL: loopdep2:
; AVX: # %bb.0: # %entry
; AVX-NEXT: subq $184, %rsp
; AVX-NEXT: vmovaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm8, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm7, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm6, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: movq (%rcx), %rax
; AVX-NEXT: movl $1, %ecx
; AVX-NEXT: .p2align 4
; AVX-NEXT: .LBB7_1: # %loop
; AVX-NEXT: # =>This Inner Loop Header: Depth=1
; AVX-NEXT: vxorps %xmm1, %xmm1, %xmm1
; AVX-NEXT: vcvtsi2sd %rcx, %xmm1, %xmm0
; AVX-NEXT: vmovsd %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: vmovsd {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 8-byte Reload
; AVX-NEXT: # xmm0 = mem[0],zero
; AVX-NEXT: vaddsd (%rdx), %xmm0, %xmm0
; AVX-NEXT: vcvttsd2si %xmm0, %r8
; AVX-NEXT: addq %r8, %rax
; AVX-NEXT: incq %rcx
; AVX-NEXT: cmpq $156250000, %rcx # imm = 0x9502F90
; AVX-NEXT: jne .LBB7_1
; AVX-NEXT: # %bb.2: # %ret
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm6 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm7 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm8 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload
; AVX-NEXT: addq $184, %rsp
; AVX-NEXT: retq
entry:
%vx = load i64, ptr %x
br label %loop
loop:
%i = phi i64 [ 1, %entry ], [ %inc, %loop ]
%s1 = phi i64 [ %vx, %entry ], [ %s2, %loop ]
%fi = sitofp i64 %i to double
tail call void asm sideeffect "", "~{xmm0},~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{xmm16},~{xmm17},~{xmm18},~{xmm19},~{xmm20},~{xmm21},~{xmm22},~{xmm23},~{xmm24},~{xmm25},~{xmm26},~{xmm27},~{xmm28},~{xmm29},~{xmm30},~{xmm31},~{dirflag},~{fpsr},~{flags}"()
%vy = load double, ptr %y
%fipy = fadd double %fi, %vy
%iipy = fptosi double %fipy to i64
%s2 = add i64 %s1, %iipy
%inc = add nsw i64 %i, 1
%exitcond = icmp eq i64 %inc, 156250000
br i1 %exitcond, label %ret, label %loop
ret:
ret i64 %s2
}
; This loop contains a cvtsi2sd instruction that has a loop-carried
; false dependency on an xmm that is modified by other scalar instructions
; that follow it in the loop. Additionally, the source of convert is a
; memory operand. Verify the break false dependency fix pass breaks this
; dependency by inserting a xor before the convert.
@x = common dso_local global [1024 x double] zeroinitializer, align 16
@y = common dso_local global [1024 x double] zeroinitializer, align 16
@z = common dso_local global [1024 x double] zeroinitializer, align 16
@w = common dso_local global [1024 x double] zeroinitializer, align 16
@v = common dso_local global [1024 x i32] zeroinitializer, align 16
define dso_local void @loopdep3() {
; SSE-LINUX-LABEL: loopdep3:
; SSE-LINUX: # %bb.0: # %entry
; SSE-LINUX-NEXT: xorl %eax, %eax
; SSE-LINUX-NEXT: .p2align 4
; SSE-LINUX-NEXT: .LBB8_1: # %for.cond1.preheader
; SSE-LINUX-NEXT: # =>This Loop Header: Depth=1
; SSE-LINUX-NEXT: # Child Loop BB8_2 Depth 2
; SSE-LINUX-NEXT: movq $-4096, %rcx # imm = 0xF000
; SSE-LINUX-NEXT: .p2align 4
; SSE-LINUX-NEXT: .LBB8_2: # %for.body3
; SSE-LINUX-NEXT: # Parent Loop BB8_1 Depth=1
; SSE-LINUX-NEXT: # => This Inner Loop Header: Depth=2
; SSE-LINUX-NEXT: xorps %xmm0, %xmm0
; SSE-LINUX-NEXT: cvtsi2sdl v+4096(%rcx), %xmm0
; SSE-LINUX-NEXT: mulsd x+8192(%rcx,%rcx), %xmm0
; SSE-LINUX-NEXT: mulsd y+8192(%rcx,%rcx), %xmm0
; SSE-LINUX-NEXT: mulsd z+8192(%rcx,%rcx), %xmm0
; SSE-LINUX-NEXT: movsd %xmm0, w+8192(%rcx,%rcx)
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: addq $4, %rcx
; SSE-LINUX-NEXT: jne .LBB8_2
; SSE-LINUX-NEXT: # %bb.3: # %for.inc14
; SSE-LINUX-NEXT: # in Loop: Header=BB8_1 Depth=1
; SSE-LINUX-NEXT: incl %eax
; SSE-LINUX-NEXT: cmpl $100000, %eax # imm = 0x186A0
; SSE-LINUX-NEXT: jne .LBB8_1
; SSE-LINUX-NEXT: # %bb.4: # %for.end16
; SSE-LINUX-NEXT: retq
;
; SSE-WIN-LABEL: loopdep3:
; SSE-WIN: # %bb.0: # %entry
; SSE-WIN-NEXT: pushq %rsi
; SSE-WIN-NEXT: .seh_pushreg %rsi
; SSE-WIN-NEXT: subq $160, %rsp
; SSE-WIN-NEXT: .seh_stackalloc 160
; SSE-WIN-NEXT: movaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm15, 144
; SSE-WIN-NEXT: movaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm14, 128
; SSE-WIN-NEXT: movaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm13, 112
; SSE-WIN-NEXT: movaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm12, 96
; SSE-WIN-NEXT: movaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm11, 80
; SSE-WIN-NEXT: movaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm10, 64
; SSE-WIN-NEXT: movaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm9, 48
; SSE-WIN-NEXT: movaps %xmm8, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm8, 32
; SSE-WIN-NEXT: movaps %xmm7, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm7, 16
; SSE-WIN-NEXT: movaps %xmm6, (%rsp) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm6, 0
; SSE-WIN-NEXT: .seh_endprologue
; SSE-WIN-NEXT: xorl %eax, %eax
; SSE-WIN-NEXT: leaq v(%rip), %rcx
; SSE-WIN-NEXT: leaq x(%rip), %rdx
; SSE-WIN-NEXT: leaq y(%rip), %r8
; SSE-WIN-NEXT: leaq z(%rip), %r9
; SSE-WIN-NEXT: leaq w(%rip), %r10
; SSE-WIN-NEXT: .p2align 4
; SSE-WIN-NEXT: .LBB8_1: # %for.cond1.preheader
; SSE-WIN-NEXT: # =>This Loop Header: Depth=1
; SSE-WIN-NEXT: # Child Loop BB8_2 Depth 2
; SSE-WIN-NEXT: movq %rcx, %r11
; SSE-WIN-NEXT: xorl %esi, %esi
; SSE-WIN-NEXT: .p2align 4
; SSE-WIN-NEXT: .LBB8_2: # %for.body3
; SSE-WIN-NEXT: # Parent Loop BB8_1 Depth=1
; SSE-WIN-NEXT: # => This Inner Loop Header: Depth=2
; SSE-WIN-NEXT: xorps %xmm0, %xmm0
; SSE-WIN-NEXT: cvtsi2sdl (%r11), %xmm0
; SSE-WIN-NEXT: mulsd (%rsi,%rdx), %xmm0
; SSE-WIN-NEXT: mulsd (%rsi,%r8), %xmm0
; SSE-WIN-NEXT: mulsd (%rsi,%r9), %xmm0
; SSE-WIN-NEXT: movsd %xmm0, (%rsi,%r10)
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: addq $8, %rsi
; SSE-WIN-NEXT: addq $4, %r11
; SSE-WIN-NEXT: cmpq $8192, %rsi # imm = 0x2000
; SSE-WIN-NEXT: jne .LBB8_2
; SSE-WIN-NEXT: # %bb.3: # %for.inc14
; SSE-WIN-NEXT: # in Loop: Header=BB8_1 Depth=1
; SSE-WIN-NEXT: incl %eax
; SSE-WIN-NEXT: cmpl $100000, %eax # imm = 0x186A0
; SSE-WIN-NEXT: jne .LBB8_1
; SSE-WIN-NEXT: # %bb.4: # %for.end16
; SSE-WIN-NEXT: movaps (%rsp), %xmm6 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm7 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm8 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload
; SSE-WIN-NEXT: addq $160, %rsp
; SSE-WIN-NEXT: popq %rsi
; SSE-WIN-NEXT: retq
; SSE-WIN-NEXT: .seh_endproc
;
; AVX-LABEL: loopdep3:
; AVX: # %bb.0: # %entry
; AVX-NEXT: pushq %rsi
; AVX-NEXT: .seh_pushreg %rsi
; AVX-NEXT: subq $160, %rsp
; AVX-NEXT: .seh_stackalloc 160
; AVX-NEXT: vmovaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm15, 144
; AVX-NEXT: vmovaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm14, 128
; AVX-NEXT: vmovaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm13, 112
; AVX-NEXT: vmovaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm12, 96
; AVX-NEXT: vmovaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm11, 80
; AVX-NEXT: vmovaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm10, 64
; AVX-NEXT: vmovaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm9, 48
; AVX-NEXT: vmovaps %xmm8, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm8, 32
; AVX-NEXT: vmovaps %xmm7, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm7, 16
; AVX-NEXT: vmovaps %xmm6, (%rsp) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm6, 0
; AVX-NEXT: .seh_endprologue
; AVX-NEXT: xorl %eax, %eax
; AVX-NEXT: leaq v(%rip), %rcx
; AVX-NEXT: leaq x(%rip), %rdx
; AVX-NEXT: leaq y(%rip), %r8
; AVX-NEXT: leaq z(%rip), %r9
; AVX-NEXT: leaq w(%rip), %r10
; AVX-NEXT: .p2align 4
; AVX-NEXT: .LBB8_1: # %for.cond1.preheader
; AVX-NEXT: # =>This Loop Header: Depth=1
; AVX-NEXT: # Child Loop BB8_2 Depth 2
; AVX-NEXT: movq %rcx, %r11
; AVX-NEXT: xorl %esi, %esi
; AVX-NEXT: .p2align 4
; AVX-NEXT: .LBB8_2: # %for.body3
; AVX-NEXT: # Parent Loop BB8_1 Depth=1
; AVX-NEXT: # => This Inner Loop Header: Depth=2
; AVX-NEXT: vxorps %xmm0, %xmm0, %xmm0
; AVX-NEXT: vcvtsi2sdl (%r11), %xmm0, %xmm0
; AVX-NEXT: vmulsd (%rsi,%rdx), %xmm0, %xmm0
; AVX-NEXT: vmulsd (%rsi,%r8), %xmm0, %xmm0
; AVX-NEXT: vmulsd (%rsi,%r9), %xmm0, %xmm0
; AVX-NEXT: vmovsd %xmm0, (%rsi,%r10)
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: addq $8, %rsi
; AVX-NEXT: addq $4, %r11
; AVX-NEXT: cmpq $8192, %rsi # imm = 0x2000
; AVX-NEXT: jne .LBB8_2
; AVX-NEXT: # %bb.3: # %for.inc14
; AVX-NEXT: # in Loop: Header=BB8_1 Depth=1
; AVX-NEXT: incl %eax
; AVX-NEXT: cmpl $100000, %eax # imm = 0x186A0
; AVX-NEXT: jne .LBB8_1
; AVX-NEXT: # %bb.4: # %for.end16
; AVX-NEXT: vmovaps (%rsp), %xmm6 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm7 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm8 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload
; AVX-NEXT: addq $160, %rsp
; AVX-NEXT: popq %rsi
; AVX-NEXT: retq
; AVX-NEXT: .seh_endproc
entry:
br label %for.cond1.preheader
for.cond1.preheader: ; preds = %for.inc14, %entry
%i.025 = phi i32 [ 0, %entry ], [ %inc15, %for.inc14 ]
br label %for.body3
for.body3:
%indvars.iv = phi i64 [ 0, %for.cond1.preheader ], [ %indvars.iv.next, %for.body3 ]
%arrayidx = getelementptr inbounds [1024 x i32], ptr @v, i64 0, i64 %indvars.iv
%0 = load i32, ptr %arrayidx, align 4
%conv = sitofp i32 %0 to double
%arrayidx5 = getelementptr inbounds [1024 x double], ptr @x, i64 0, i64 %indvars.iv
%1 = load double, ptr %arrayidx5, align 8
%mul = fmul double %conv, %1
%arrayidx7 = getelementptr inbounds [1024 x double], ptr @y, i64 0, i64 %indvars.iv
%2 = load double, ptr %arrayidx7, align 8
%mul8 = fmul double %mul, %2
%arrayidx10 = getelementptr inbounds [1024 x double], ptr @z, i64 0, i64 %indvars.iv
%3 = load double, ptr %arrayidx10, align 8
%mul11 = fmul double %mul8, %3
%arrayidx13 = getelementptr inbounds [1024 x double], ptr @w, i64 0, i64 %indvars.iv
store double %mul11, ptr %arrayidx13, align 8
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
%exitcond = icmp eq i64 %indvars.iv.next, 1024
tail call void asm sideeffect "", "~{xmm0},~{xmm1},~{xmm2},~{xmm3},~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{xmm16},~{xmm17},~{xmm18},~{xmm19},~{xmm20},~{xmm21},~{xmm22},~{xmm23},~{xmm24},~{xmm25},~{xmm26},~{xmm27},~{xmm28},~{xmm29},~{xmm30},~{xmm31},~{dirflag},~{fpsr},~{flags}"()
br i1 %exitcond, label %for.inc14, label %for.body3
for.inc14: ; preds = %for.body3
%inc15 = add nsw i32 %i.025, 1
%exitcond26 = icmp eq i32 %inc15, 100000
br i1 %exitcond26, label %for.end16, label %for.cond1.preheader
for.end16: ; preds = %for.inc14
ret void
}
define dso_local double @inlineasmdep(i64 %arg) {
; SSE-LINUX-LABEL: inlineasmdep:
; SSE-LINUX: # %bb.0: # %top
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: xorps %xmm0, %xmm0
; SSE-LINUX-NEXT: cvtsi2sd %rdi, %xmm0
; SSE-LINUX-NEXT: retq
;
; SSE-WIN-LABEL: inlineasmdep:
; SSE-WIN: # %bb.0: # %top
; SSE-WIN-NEXT: subq $168, %rsp
; SSE-WIN-NEXT: .seh_stackalloc 168
; SSE-WIN-NEXT: movaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm15, 144
; SSE-WIN-NEXT: movaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm14, 128
; SSE-WIN-NEXT: movaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm13, 112
; SSE-WIN-NEXT: movaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm12, 96
; SSE-WIN-NEXT: movaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm11, 80
; SSE-WIN-NEXT: movaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm10, 64
; SSE-WIN-NEXT: movaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm9, 48
; SSE-WIN-NEXT: movaps %xmm8, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm8, 32
; SSE-WIN-NEXT: movaps %xmm7, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm7, 16
; SSE-WIN-NEXT: movaps %xmm6, (%rsp) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm6, 0
; SSE-WIN-NEXT: .seh_endprologue
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: xorps %xmm0, %xmm0
; SSE-WIN-NEXT: cvtsi2sd %rcx, %xmm0
; SSE-WIN-NEXT: movaps (%rsp), %xmm6 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm7 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm8 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload
; SSE-WIN-NEXT: addq $168, %rsp
; SSE-WIN-NEXT: retq
; SSE-WIN-NEXT: .seh_endproc
;
; AVX-LABEL: inlineasmdep:
; AVX: # %bb.0: # %top
; AVX-NEXT: subq $168, %rsp
; AVX-NEXT: .seh_stackalloc 168
; AVX-NEXT: vmovaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm15, 144
; AVX-NEXT: vmovaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm14, 128
; AVX-NEXT: vmovaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm13, 112
; AVX-NEXT: vmovaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm12, 96
; AVX-NEXT: vmovaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm11, 80
; AVX-NEXT: vmovaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm10, 64
; AVX-NEXT: vmovaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm9, 48
; AVX-NEXT: vmovaps %xmm8, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm8, 32
; AVX-NEXT: vmovaps %xmm7, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm7, 16
; AVX-NEXT: vmovaps %xmm6, (%rsp) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm6, 0
; AVX-NEXT: .seh_endprologue
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: vxorps %xmm0, %xmm0, %xmm0
; AVX-NEXT: vcvtsi2sd %rcx, %xmm0, %xmm0
; AVX-NEXT: vmovaps (%rsp), %xmm6 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm7 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm8 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload
; AVX-NEXT: addq $168, %rsp
; AVX-NEXT: retq
; AVX-NEXT: .seh_endproc
top:
tail call void asm sideeffect "", "~{xmm0},~{xmm1},~{xmm2},~{xmm3},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm4},~{xmm5},~{xmm6},~{xmm7},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm16},~{xmm17},~{xmm18},~{xmm19},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm20},~{xmm21},~{xmm22},~{xmm23},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm24},~{xmm25},~{xmm26},~{xmm27},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm28},~{xmm29},~{xmm30},~{xmm31},~{dirflag},~{fpsr},~{flags}"()
%tmp1 = sitofp i64 %arg to double
ret double %tmp1
}
; Make sure we are making a smart choice regarding undef registers and
; hiding the false dependency behind a true dependency
define dso_local double @truedeps(float %arg) {
; SSE-LINUX-LABEL: truedeps:
; SSE-LINUX: # %bb.0: # %top
; SSE-LINUX-NEXT: movss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: movss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; SSE-LINUX-NEXT: # xmm0 = mem[0],zero,zero,zero
; SSE-LINUX-NEXT: cvtss2sd %xmm0, %xmm0
; SSE-LINUX-NEXT: retq
;
; SSE-WIN-LABEL: truedeps:
; SSE-WIN: # %bb.0: # %top
; SSE-WIN-NEXT: subq $184, %rsp
; SSE-WIN-NEXT: .seh_stackalloc 184
; SSE-WIN-NEXT: movaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm15, 160
; SSE-WIN-NEXT: movaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm14, 144
; SSE-WIN-NEXT: movaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm13, 128
; SSE-WIN-NEXT: movaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm12, 112
; SSE-WIN-NEXT: movaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm11, 96
; SSE-WIN-NEXT: movaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm10, 80
; SSE-WIN-NEXT: movaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm9, 64
; SSE-WIN-NEXT: movaps %xmm8, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm8, 48
; SSE-WIN-NEXT: movaps %xmm7, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm7, 32
; SSE-WIN-NEXT: movaps %xmm6, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm6, 16
; SSE-WIN-NEXT: .seh_endprologue
; SSE-WIN-NEXT: movss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: movss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; SSE-WIN-NEXT: # xmm0 = mem[0],zero,zero,zero
; SSE-WIN-NEXT: cvtss2sd %xmm0, %xmm0
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm6 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm7 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm8 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload
; SSE-WIN-NEXT: addq $184, %rsp
; SSE-WIN-NEXT: retq
; SSE-WIN-NEXT: .seh_endproc
;
; AVX-LABEL: truedeps:
; AVX: # %bb.0: # %top
; AVX-NEXT: subq $184, %rsp
; AVX-NEXT: .seh_stackalloc 184
; AVX-NEXT: vmovaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm15, 160
; AVX-NEXT: vmovaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm14, 144
; AVX-NEXT: vmovaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm13, 128
; AVX-NEXT: vmovaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm12, 112
; AVX-NEXT: vmovaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm11, 96
; AVX-NEXT: vmovaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm10, 80
; AVX-NEXT: vmovaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm9, 64
; AVX-NEXT: vmovaps %xmm8, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm8, 48
; AVX-NEXT: vmovaps %xmm7, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm7, 32
; AVX-NEXT: vmovaps %xmm6, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm6, 16
; AVX-NEXT: .seh_endprologue
; AVX-NEXT: vmovss %xmm0, {{[-0-9]+}}(%r{{[sb]}}p) # 4-byte Spill
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: vmovss {{[-0-9]+}}(%r{{[sb]}}p), %xmm0 # 4-byte Reload
; AVX-NEXT: # xmm0 = mem[0],zero,zero,zero
; AVX-NEXT: vcvtss2sd %xmm0, %xmm0, %xmm0
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm6 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm7 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm8 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload
; AVX-NEXT: addq $184, %rsp
; AVX-NEXT: retq
; AVX-NEXT: .seh_endproc
top:
tail call void asm sideeffect "", "~{xmm6},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm0},~{xmm1},~{xmm2},~{xmm3},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm4},~{xmm5},~{xmm7},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm16},~{xmm17},~{xmm18},~{xmm19},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm20},~{xmm21},~{xmm22},~{xmm23},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm24},~{xmm25},~{xmm26},~{xmm27},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm28},~{xmm29},~{xmm30},~{xmm31},~{dirflag},~{fpsr},~{flags}"()
%tmp1 = fpext float %arg to double
ret double %tmp1
}
; Make sure we are making a smart choice regarding undef registers and
; choosing the register with the highest clearence
define dso_local double @clearence(i64 %arg) {
; SSE-LINUX-LABEL: clearence:
; SSE-LINUX: # %bb.0: # %top
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: xorps %xmm0, %xmm0
; SSE-LINUX-NEXT: cvtsi2sd %rdi, %xmm0
; SSE-LINUX-NEXT: retq
;
; SSE-WIN-LABEL: clearence:
; SSE-WIN: # %bb.0: # %top
; SSE-WIN-NEXT: subq $168, %rsp
; SSE-WIN-NEXT: .seh_stackalloc 168
; SSE-WIN-NEXT: movaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm15, 144
; SSE-WIN-NEXT: movaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm14, 128
; SSE-WIN-NEXT: movaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm13, 112
; SSE-WIN-NEXT: movaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm12, 96
; SSE-WIN-NEXT: movaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm11, 80
; SSE-WIN-NEXT: movaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm10, 64
; SSE-WIN-NEXT: movaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm9, 48
; SSE-WIN-NEXT: movaps %xmm8, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm8, 32
; SSE-WIN-NEXT: movaps %xmm7, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm7, 16
; SSE-WIN-NEXT: movaps %xmm6, (%rsp) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm6, 0
; SSE-WIN-NEXT: .seh_endprologue
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: xorps %xmm0, %xmm0
; SSE-WIN-NEXT: cvtsi2sd %rcx, %xmm0
; SSE-WIN-NEXT: movaps (%rsp), %xmm6 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm7 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm8 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload
; SSE-WIN-NEXT: addq $168, %rsp
; SSE-WIN-NEXT: retq
; SSE-WIN-NEXT: .seh_endproc
;
; AVX-LABEL: clearence:
; AVX: # %bb.0: # %top
; AVX-NEXT: subq $168, %rsp
; AVX-NEXT: .seh_stackalloc 168
; AVX-NEXT: vmovaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm15, 144
; AVX-NEXT: vmovaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm14, 128
; AVX-NEXT: vmovaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm13, 112
; AVX-NEXT: vmovaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm12, 96
; AVX-NEXT: vmovaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm11, 80
; AVX-NEXT: vmovaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm10, 64
; AVX-NEXT: vmovaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm9, 48
; AVX-NEXT: vmovaps %xmm8, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm8, 32
; AVX-NEXT: vmovaps %xmm7, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm7, 16
; AVX-NEXT: vmovaps %xmm6, (%rsp) # 16-byte Spill
; AVX-NEXT: .seh_savexmm %xmm6, 0
; AVX-NEXT: .seh_endprologue
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: vxorps %xmm6, %xmm6, %xmm6
; AVX-NEXT: vcvtsi2sd %rcx, %xmm6, %xmm0
; AVX-NEXT: vmovaps (%rsp), %xmm6 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm7 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm8 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload
; AVX-NEXT: addq $168, %rsp
; AVX-NEXT: retq
; AVX-NEXT: .seh_endproc
top:
tail call void asm sideeffect "", "~{xmm6},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm0},~{xmm1},~{xmm2},~{xmm3},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm4},~{xmm5},~{xmm7},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm16},~{xmm17},~{xmm18},~{xmm19},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm20},~{xmm21},~{xmm22},~{xmm23},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm24},~{xmm25},~{xmm26},~{xmm27},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm28},~{xmm29},~{xmm30},~{xmm31},~{dirflag},~{fpsr},~{flags}"()
%tmp1 = sitofp i64 %arg to double
ret double %tmp1
}
; Make sure we are making a smart choice regarding undef registers in order to
; avoid a cyclic dependence on a write to the same register in a previous
; iteration, especially when we cannot zero out the undef register because it
; is alive.
define i64 @loopclearence(ptr nocapture %x, ptr nocapture %y) nounwind {
; SSE-LINUX-LABEL: loopclearence:
; SSE-LINUX: # %bb.0: # %entry
; SSE-LINUX-NEXT: movq (%rdi), %rax
; SSE-LINUX-NEXT: movl $1, %ecx
; SSE-LINUX-NEXT: .p2align 4
; SSE-LINUX-NEXT: .LBB12_1: # %loop
; SSE-LINUX-NEXT: # =>This Inner Loop Header: Depth=1
; SSE-LINUX-NEXT: xorps %xmm4, %xmm4
; SSE-LINUX-NEXT: cvtsi2sd %rcx, %xmm4
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: addsd (%rsi), %xmm4
; SSE-LINUX-NEXT: cvttsd2si %xmm4, %rdx
; SSE-LINUX-NEXT: addq %rdx, %rax
; SSE-LINUX-NEXT: incq %rcx
; SSE-LINUX-NEXT: cmpq $156250000, %rcx # imm = 0x9502F90
; SSE-LINUX-NEXT: jne .LBB12_1
; SSE-LINUX-NEXT: # %bb.2: # %ret
; SSE-LINUX-NEXT: retq
;
; SSE-WIN-LABEL: loopclearence:
; SSE-WIN: # %bb.0: # %entry
; SSE-WIN-NEXT: subq $136, %rsp
; SSE-WIN-NEXT: movaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: movaps %xmm8, (%rsp) # 16-byte Spill
; SSE-WIN-NEXT: movq (%rcx), %rax
; SSE-WIN-NEXT: movl $1, %ecx
; SSE-WIN-NEXT: .p2align 4
; SSE-WIN-NEXT: .LBB12_1: # %loop
; SSE-WIN-NEXT: # =>This Inner Loop Header: Depth=1
; SSE-WIN-NEXT: xorps %xmm4, %xmm4
; SSE-WIN-NEXT: cvtsi2sd %rcx, %xmm4
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: addsd (%rdx), %xmm4
; SSE-WIN-NEXT: cvttsd2si %xmm4, %r8
; SSE-WIN-NEXT: addq %r8, %rax
; SSE-WIN-NEXT: incq %rcx
; SSE-WIN-NEXT: cmpq $156250000, %rcx # imm = 0x9502F90
; SSE-WIN-NEXT: jne .LBB12_1
; SSE-WIN-NEXT: # %bb.2: # %ret
; SSE-WIN-NEXT: movaps (%rsp), %xmm8 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload
; SSE-WIN-NEXT: addq $136, %rsp
; SSE-WIN-NEXT: retq
;
; AVX-LABEL: loopclearence:
; AVX: # %bb.0: # %entry
; AVX-NEXT: subq $136, %rsp
; AVX-NEXT: vmovaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX-NEXT: vmovaps %xmm8, (%rsp) # 16-byte Spill
; AVX-NEXT: movq (%rcx), %rax
; AVX-NEXT: movl $1, %ecx
; AVX-NEXT: .p2align 4
; AVX-NEXT: .LBB12_1: # %loop
; AVX-NEXT: # =>This Inner Loop Header: Depth=1
; AVX-NEXT: vcvtsi2sd %rcx, %xmm5, %xmm4
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: #APP
; AVX-NEXT: #NO_APP
; AVX-NEXT: vaddsd (%rdx), %xmm4, %xmm0
; AVX-NEXT: vcvttsd2si %xmm0, %r8
; AVX-NEXT: addq %r8, %rax
; AVX-NEXT: incq %rcx
; AVX-NEXT: cmpq $156250000, %rcx # imm = 0x9502F90
; AVX-NEXT: jne .LBB12_1
; AVX-NEXT: # %bb.2: # %ret
; AVX-NEXT: vmovaps (%rsp), %xmm8 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload
; AVX-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload
; AVX-NEXT: addq $136, %rsp
; AVX-NEXT: retq
entry:
%vx = load i64, ptr %x
br label %loop
loop:
%i = phi i64 [ 1, %entry ], [ %inc, %loop ]
%s1 = phi i64 [ %vx, %entry ], [ %s2, %loop ]
%fi = sitofp i64 %i to double
tail call void asm sideeffect "", "~{xmm0},~{xmm1},~{xmm2},~{xmm3},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm16},~{xmm17},~{xmm18},~{xmm19},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm20},~{xmm21},~{xmm22},~{xmm23},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm24},~{xmm25},~{xmm26},~{xmm27},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm28},~{xmm29},~{xmm30},~{xmm31},~{dirflag},~{fpsr},~{flags}"()
%vy = load double, ptr %y
%fipy = fadd double %fi, %vy
%iipy = fptosi double %fipy to i64
%s2 = add i64 %s1, %iipy
%inc = add nsw i64 %i, 1
%exitcond = icmp eq i64 %inc, 156250000
br i1 %exitcond, label %ret, label %loop
ret:
ret i64 %s2
}
; Make sure we are making a smart choice regarding undef registers even for more
; complicated loop structures. This example is the inner loop from
; julia> a = falses(10000); a[1:4:end] = true
; julia> linspace(1.0,2.0,10000)[a]
define dso_local void @loopclearance2(ptr nocapture %y, ptr %x, double %c1, double %c2, double %c3, double %c4, i64 %size) {
; SSE-LINUX-LABEL: loopclearance2:
; SSE-LINUX: # %bb.0: # %entry
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: #APP
; SSE-LINUX-NEXT: #NO_APP
; SSE-LINUX-NEXT: movl $1, %eax
; SSE-LINUX-NEXT: xorl %ecx, %ecx
; SSE-LINUX-NEXT: .p2align 4
; SSE-LINUX-NEXT: .LBB13_1: # %inner_loop
; SSE-LINUX-NEXT: # =>This Inner Loop Header: Depth=1
; SSE-LINUX-NEXT: movq %rcx, %r8
; SSE-LINUX-NEXT: shrq $6, %r8
; SSE-LINUX-NEXT: movq (%rsi,%r8,8), %r8
; SSE-LINUX-NEXT: btq %rcx, %r8
; SSE-LINUX-NEXT: leaq 1(%rcx), %rcx
; SSE-LINUX-NEXT: jae .LBB13_1
; SSE-LINUX-NEXT: # %bb.2: # %loop_end
; SSE-LINUX-NEXT: # in Loop: Header=BB13_1 Depth=1
; SSE-LINUX-NEXT: leaq 1(%rax), %r8
; SSE-LINUX-NEXT: xorps %xmm4, %xmm4
; SSE-LINUX-NEXT: cvtsi2sd %r8, %xmm4
; SSE-LINUX-NEXT: movapd %xmm0, %xmm5
; SSE-LINUX-NEXT: subsd %xmm4, %xmm5
; SSE-LINUX-NEXT: mulsd %xmm1, %xmm5
; SSE-LINUX-NEXT: leaq -1(%rcx), %r9
; SSE-LINUX-NEXT: xorps %xmm4, %xmm4
; SSE-LINUX-NEXT: cvtsi2sd %r9, %xmm4
; SSE-LINUX-NEXT: mulsd %xmm2, %xmm4
; SSE-LINUX-NEXT: addsd %xmm5, %xmm4
; SSE-LINUX-NEXT: divsd %xmm3, %xmm4
; SSE-LINUX-NEXT: movsd %xmm4, -8(%rdi,%rax,8)
; SSE-LINUX-NEXT: movq %r8, %rax
; SSE-LINUX-NEXT: cmpq %r8, %rdx
; SSE-LINUX-NEXT: jge .LBB13_1
; SSE-LINUX-NEXT: # %bb.3: # %loopdone
; SSE-LINUX-NEXT: retq
;
; SSE-WIN-LABEL: loopclearance2:
; SSE-WIN: # %bb.0: # %entry
; SSE-WIN-NEXT: subq $152, %rsp
; SSE-WIN-NEXT: .seh_stackalloc 152
; SSE-WIN-NEXT: movaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm15, 128
; SSE-WIN-NEXT: movaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm14, 112
; SSE-WIN-NEXT: movaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm13, 96
; SSE-WIN-NEXT: movaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm12, 80
; SSE-WIN-NEXT: movaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm11, 64
; SSE-WIN-NEXT: movaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm10, 48
; SSE-WIN-NEXT: movaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm9, 32
; SSE-WIN-NEXT: movaps %xmm8, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm8, 16
; SSE-WIN-NEXT: movaps %xmm7, (%rsp) # 16-byte Spill
; SSE-WIN-NEXT: .seh_savexmm %xmm7, 0
; SSE-WIN-NEXT: .seh_endprologue
; SSE-WIN-NEXT: movq {{[0-9]+}}(%rsp), %rax
; SSE-WIN-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
; SSE-WIN-NEXT: movsd {{.*#+}} xmm1 = mem[0],zero
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: #APP
; SSE-WIN-NEXT: #NO_APP
; SSE-WIN-NEXT: movl $1, %r8d
; SSE-WIN-NEXT: xorl %r9d, %r9d
; SSE-WIN-NEXT: .p2align 4
; SSE-WIN-NEXT: .LBB13_1: # %inner_loop
; SSE-WIN-NEXT: # =>This Inner Loop Header: Depth=1
; SSE-WIN-NEXT: movq %r9, %r10
; SSE-WIN-NEXT: shrq $6, %r10
; SSE-WIN-NEXT: movq (%rdx,%r10,8), %r10
; SSE-WIN-NEXT: btq %r9, %r10
; SSE-WIN-NEXT: leaq 1(%r9), %r9
; SSE-WIN-NEXT: jae .LBB13_1
; SSE-WIN-NEXT: # %bb.2: # %loop_end
; SSE-WIN-NEXT: # in Loop: Header=BB13_1 Depth=1
; SSE-WIN-NEXT: leaq 1(%r8), %r10
; SSE-WIN-NEXT: xorps %xmm4, %xmm4
; SSE-WIN-NEXT: cvtsi2sd %r10, %xmm4
; SSE-WIN-NEXT: movapd %xmm2, %xmm5
; SSE-WIN-NEXT: subsd %xmm4, %xmm5
; SSE-WIN-NEXT: mulsd %xmm3, %xmm5
; SSE-WIN-NEXT: leaq -1(%r9), %r11
; SSE-WIN-NEXT: xorps %xmm4, %xmm4
; SSE-WIN-NEXT: cvtsi2sd %r11, %xmm4
; SSE-WIN-NEXT: mulsd %xmm1, %xmm4
; SSE-WIN-NEXT: addsd %xmm5, %xmm4
; SSE-WIN-NEXT: divsd %xmm0, %xmm4
; SSE-WIN-NEXT: movsd %xmm4, -8(%rcx,%r8,8)
; SSE-WIN-NEXT: movq %r10, %r8
; SSE-WIN-NEXT: cmpq %r10, %rax
; SSE-WIN-NEXT: jge .LBB13_1
; SSE-WIN-NEXT: # %bb.3: # %loopdone
; SSE-WIN-NEXT: movaps (%rsp), %xmm7 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm8 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload
; SSE-WIN-NEXT: movaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload
; SSE-WIN-NEXT: addq $152, %rsp
; SSE-WIN-NEXT: retq
; SSE-WIN-NEXT: .seh_endproc
;
; AVX1-LABEL: loopclearance2:
; AVX1: # %bb.0: # %entry
; AVX1-NEXT: subq $152, %rsp
; AVX1-NEXT: .seh_stackalloc 152
; AVX1-NEXT: vmovaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX1-NEXT: .seh_savexmm %xmm15, 128
; AVX1-NEXT: vmovaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX1-NEXT: .seh_savexmm %xmm14, 112
; AVX1-NEXT: vmovaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX1-NEXT: .seh_savexmm %xmm13, 96
; AVX1-NEXT: vmovaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX1-NEXT: .seh_savexmm %xmm12, 80
; AVX1-NEXT: vmovaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX1-NEXT: .seh_savexmm %xmm11, 64
; AVX1-NEXT: vmovaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX1-NEXT: .seh_savexmm %xmm10, 48
; AVX1-NEXT: vmovaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX1-NEXT: .seh_savexmm %xmm9, 32
; AVX1-NEXT: vmovaps %xmm8, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX1-NEXT: .seh_savexmm %xmm8, 16
; AVX1-NEXT: vmovaps %xmm7, (%rsp) # 16-byte Spill
; AVX1-NEXT: .seh_savexmm %xmm7, 0
; AVX1-NEXT: .seh_endprologue
; AVX1-NEXT: movq {{[0-9]+}}(%rsp), %rax
; AVX1-NEXT: vmovsd {{.*#+}} xmm0 = mem[0],zero
; AVX1-NEXT: vmovsd {{.*#+}} xmm1 = mem[0],zero
; AVX1-NEXT: #APP
; AVX1-NEXT: #NO_APP
; AVX1-NEXT: #APP
; AVX1-NEXT: #NO_APP
; AVX1-NEXT: #APP
; AVX1-NEXT: #NO_APP
; AVX1-NEXT: #APP
; AVX1-NEXT: #NO_APP
; AVX1-NEXT: #APP
; AVX1-NEXT: #NO_APP
; AVX1-NEXT: #APP
; AVX1-NEXT: #NO_APP
; AVX1-NEXT: #APP
; AVX1-NEXT: #NO_APP
; AVX1-NEXT: movl $1, %r8d
; AVX1-NEXT: xorl %r9d, %r9d
; AVX1-NEXT: .p2align 4
; AVX1-NEXT: .LBB13_1: # %inner_loop
; AVX1-NEXT: # =>This Inner Loop Header: Depth=1
; AVX1-NEXT: movq %r9, %r10
; AVX1-NEXT: shrq $6, %r10
; AVX1-NEXT: movq (%rdx,%r10,8), %r10
; AVX1-NEXT: btq %r9, %r10
; AVX1-NEXT: leaq 1(%r9), %r9
; AVX1-NEXT: jae .LBB13_1
; AVX1-NEXT: # %bb.2: # %loop_end
; AVX1-NEXT: # in Loop: Header=BB13_1 Depth=1
; AVX1-NEXT: leaq 1(%r8), %r10
; AVX1-NEXT: vcvtsi2sd %r10, %xmm6, %xmm4
; AVX1-NEXT: vsubsd %xmm4, %xmm2, %xmm4
; AVX1-NEXT: vmulsd %xmm3, %xmm4, %xmm4
; AVX1-NEXT: leaq -1(%r9), %r11
; AVX1-NEXT: vcvtsi2sd %r11, %xmm6, %xmm5
; AVX1-NEXT: vmulsd %xmm1, %xmm5, %xmm5
; AVX1-NEXT: vaddsd %xmm5, %xmm4, %xmm4
; AVX1-NEXT: vdivsd %xmm0, %xmm4, %xmm4
; AVX1-NEXT: vmovsd %xmm4, -8(%rcx,%r8,8)
; AVX1-NEXT: movq %r10, %r8
; AVX1-NEXT: cmpq %r10, %rax
; AVX1-NEXT: jge .LBB13_1
; AVX1-NEXT: # %bb.3: # %loopdone
; AVX1-NEXT: vmovaps (%rsp), %xmm7 # 16-byte Reload
; AVX1-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm8 # 16-byte Reload
; AVX1-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload
; AVX1-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload
; AVX1-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload
; AVX1-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload
; AVX1-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload
; AVX1-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload
; AVX1-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload
; AVX1-NEXT: addq $152, %rsp
; AVX1-NEXT: retq
; AVX1-NEXT: .seh_endproc
;
; AVX512VL-LABEL: loopclearance2:
; AVX512VL: # %bb.0: # %entry
; AVX512VL-NEXT: subq $152, %rsp
; AVX512VL-NEXT: .seh_stackalloc 152
; AVX512VL-NEXT: vmovaps %xmm15, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX512VL-NEXT: .seh_savexmm %xmm15, 128
; AVX512VL-NEXT: vmovaps %xmm14, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX512VL-NEXT: .seh_savexmm %xmm14, 112
; AVX512VL-NEXT: vmovaps %xmm13, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX512VL-NEXT: .seh_savexmm %xmm13, 96
; AVX512VL-NEXT: vmovaps %xmm12, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX512VL-NEXT: .seh_savexmm %xmm12, 80
; AVX512VL-NEXT: vmovaps %xmm11, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX512VL-NEXT: .seh_savexmm %xmm11, 64
; AVX512VL-NEXT: vmovaps %xmm10, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX512VL-NEXT: .seh_savexmm %xmm10, 48
; AVX512VL-NEXT: vmovaps %xmm9, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX512VL-NEXT: .seh_savexmm %xmm9, 32
; AVX512VL-NEXT: vmovaps %xmm8, {{[-0-9]+}}(%r{{[sb]}}p) # 16-byte Spill
; AVX512VL-NEXT: .seh_savexmm %xmm8, 16
; AVX512VL-NEXT: vmovaps %xmm7, (%rsp) # 16-byte Spill
; AVX512VL-NEXT: .seh_savexmm %xmm7, 0
; AVX512VL-NEXT: .seh_endprologue
; AVX512VL-NEXT: vmovsd {{.*#+}} xmm0 = mem[0],zero
; AVX512VL-NEXT: movq {{[0-9]+}}(%rsp), %rax
; AVX512VL-NEXT: vmovsd {{.*#+}} xmm1 = mem[0],zero
; AVX512VL-NEXT: #APP
; AVX512VL-NEXT: #NO_APP
; AVX512VL-NEXT: #APP
; AVX512VL-NEXT: #NO_APP
; AVX512VL-NEXT: #APP
; AVX512VL-NEXT: #NO_APP
; AVX512VL-NEXT: #APP
; AVX512VL-NEXT: #NO_APP
; AVX512VL-NEXT: #APP
; AVX512VL-NEXT: #NO_APP
; AVX512VL-NEXT: #APP
; AVX512VL-NEXT: #NO_APP
; AVX512VL-NEXT: #APP
; AVX512VL-NEXT: #NO_APP
; AVX512VL-NEXT: movl $1, %r8d
; AVX512VL-NEXT: xorl %r9d, %r9d
; AVX512VL-NEXT: .p2align 4
; AVX512VL-NEXT: .LBB13_1: # %inner_loop
; AVX512VL-NEXT: # =>This Inner Loop Header: Depth=1
; AVX512VL-NEXT: movq %r9, %r10
; AVX512VL-NEXT: shrq $6, %r10
; AVX512VL-NEXT: movq (%rdx,%r10,8), %r10
; AVX512VL-NEXT: btq %r9, %r10
; AVX512VL-NEXT: leaq 1(%r9), %r9
; AVX512VL-NEXT: jae .LBB13_1
; AVX512VL-NEXT: # %bb.2: # %loop_end
; AVX512VL-NEXT: # in Loop: Header=BB13_1 Depth=1
; AVX512VL-NEXT: leaq 1(%r8), %r10
; AVX512VL-NEXT: vcvtsi2sd %r10, %xmm6, %xmm4
; AVX512VL-NEXT: vsubsd %xmm4, %xmm2, %xmm4
; AVX512VL-NEXT: vmulsd %xmm3, %xmm4, %xmm4
; AVX512VL-NEXT: leaq -1(%r9), %r11
; AVX512VL-NEXT: vcvtsi2sd %r11, %xmm6, %xmm5
; AVX512VL-NEXT: vmulsd %xmm1, %xmm5, %xmm5
; AVX512VL-NEXT: vaddsd %xmm5, %xmm4, %xmm4
; AVX512VL-NEXT: vdivsd %xmm0, %xmm4, %xmm4
; AVX512VL-NEXT: vmovsd %xmm4, -8(%rcx,%r8,8)
; AVX512VL-NEXT: movq %r10, %r8
; AVX512VL-NEXT: cmpq %r10, %rax
; AVX512VL-NEXT: jge .LBB13_1
; AVX512VL-NEXT: # %bb.3: # %loopdone
; AVX512VL-NEXT: vmovaps (%rsp), %xmm7 # 16-byte Reload
; AVX512VL-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm8 # 16-byte Reload
; AVX512VL-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm9 # 16-byte Reload
; AVX512VL-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm10 # 16-byte Reload
; AVX512VL-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm11 # 16-byte Reload
; AVX512VL-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm12 # 16-byte Reload
; AVX512VL-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm13 # 16-byte Reload
; AVX512VL-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm14 # 16-byte Reload
; AVX512VL-NEXT: vmovaps {{[-0-9]+}}(%r{{[sb]}}p), %xmm15 # 16-byte Reload
; AVX512VL-NEXT: addq $152, %rsp
; AVX512VL-NEXT: retq
; AVX512VL-NEXT: .seh_endproc
entry:
tail call void asm sideeffect "", "~{xmm7},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm8},~{xmm9},~{xmm10},~{xmm11},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm12},~{xmm13},~{xmm14},~{xmm15},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm16},~{xmm17},~{xmm18},~{xmm19},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm20},~{xmm21},~{xmm22},~{xmm23},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm24},~{xmm25},~{xmm26},~{xmm27},~{dirflag},~{fpsr},~{flags}"()
tail call void asm sideeffect "", "~{xmm28},~{xmm29},~{xmm30},~{xmm31},~{dirflag},~{fpsr},~{flags}"()
br label %loop
loop:
%phi_i = phi i64 [ 1, %entry ], [ %nexti, %loop_end ]
%phi_j = phi i64 [ 1, %entry ], [ %nextj, %loop_end ]
%phi_k = phi i64 [ 0, %entry ], [ %nextk, %loop_end ]
br label %inner_loop
inner_loop:
%phi = phi i64 [ %phi_k, %loop ], [ %nextk, %inner_loop ]
%idx = lshr i64 %phi, 6
%inputptr = getelementptr i64, ptr %x, i64 %idx
%input = load i64, ptr %inputptr, align 8
%masked = and i64 %phi, 63
%shiftedmasked = shl i64 1, %masked
%maskedinput = and i64 %input, %shiftedmasked
%cmp = icmp eq i64 %maskedinput, 0
%nextk = add i64 %phi, 1
br i1 %cmp, label %inner_loop, label %loop_end
loop_end:
%nexti = add i64 %phi_i, 1
%nextj = add i64 %phi_j, 1
; Register use, plus us clobbering 7-15 above, basically forces xmm6 here as
; the only reasonable choice. The primary thing we care about is that it's
; not one of the registers used in the loop (e.g. not the output reg here)
%nexti_f = sitofp i64 %nexti to double
%sub = fsub double %c1, %nexti_f
%mul = fmul double %sub, %c2
%phi_f = sitofp i64 %phi to double
%mul2 = fmul double %phi_f, %c3
%add2 = fadd double %mul, %mul2
%div = fdiv double %add2, %c4
%prev_j = add i64 %phi_j, -1
%outptr = getelementptr double, ptr %y, i64 %prev_j
store double %div, ptr %outptr, align 8
%done = icmp slt i64 %size, %nexti
br i1 %done, label %loopdone, label %loop
loopdone:
ret void
}
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